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/*! \file
    \brief Tests for device-wide GEMM interface
*/

#include <iostream>

#include "cutlass/cutlass.h"
#include "cutlass/gemm/device/gemm.h"

#include "../../common/cutlass_unit_test.h"

#include "cutlass/util/host_tensor.h"
#include "cutlass/util/tensor_view_io.h"
#include "cutlass/util/reference/host/tensor_fill.h"
#include "cutlass/util/reference/host/tensor_copy.h"
#include "cutlass/util/reference/host/tensor_compare.h"
#include "cutlass/util/reference/host/gemm.h"

#include "testbed.h"

#define N cutlass::layout::ColumnMajor
#define T cutlass::layout::RowMajor

#define RUN_GEMM(X, Y)                                                        \
    using ElementOutput = int8_t;                                             \
    using ElementAccumulator = int32_t;                                       \
    using ElementCompute = float;                                             \
    using InstructionShape = cutlass::gemm::GemmShape<1, 1, 4>;               \
    using Gemm = cutlass::gemm::device::Gemm<                                 \
            int8_t, X, int8_t, Y, ElementOutput, cutlass::layout::RowMajor,   \
            int32_t, cutlass::arch::OpClassSimt, cutlass::arch::Sm61,         \
            ThreadBlockShape, WarpShape, InstructionShape,                    \
            cutlass::epilogue::thread::LinearCombinationClamp<                \
                    ElementOutput, 1, ElementAccumulator, ElementCompute>,    \
            cutlass::gemm::threadblock::GemmIdentityThreadblockSwizzle<>, 2>; \
    EXPECT_TRUE(test::gemm::device::TestAllGemm<Gemm>());

////////////////////////////////////////////////////////////////////////////////

TEST(SM61_Device_Gemm_s8n_s8t_simt_op_dp4a, 64x64x16_64x64x4) {
    using ThreadBlockShape = cutlass::gemm::GemmShape<64, 64, 16>;
    using WarpShape = cutlass::gemm::GemmShape<64, 64, 16>;
    RUN_GEMM(N, T)
}

TEST(SM61_Device_Gemm_s8n_s8t_simt_op_dp4a, 256x128x64_64x64x4) {
    using ThreadBlockShape = cutlass::gemm::GemmShape<256, 128, 64>;
    using WarpShape = cutlass::gemm::GemmShape<64, 64, 64>;
    RUN_GEMM(N, T)
}

TEST(SM61_Device_Gemm_s8n_s8t_simt_op_dp4a, 256x256x16_128x64x4) {
    using ThreadBlockShape = cutlass::gemm::GemmShape<256, 256, 16>;
    using WarpShape = cutlass::gemm::GemmShape<128, 64, 16>;
    RUN_GEMM(N, T)
}

////////////////////////////////////////////////////////////////////////////////

TEST(SM61_Device_Gemm_s8t_s8n_simt_op_dp4a, 64x64x16_64x64x4) {
    using ThreadBlockShape = cutlass::gemm::GemmShape<64, 64, 16>;
    using WarpShape = cutlass::gemm::GemmShape<64, 64, 16>;
    RUN_GEMM(T, N)
}

TEST(SM61_Device_Gemm_s8t_s8n_simt_op_dp4a, 256x128x64_64x64x4) {
    using ThreadBlockShape = cutlass::gemm::GemmShape<256, 128, 64>;
    using WarpShape = cutlass::gemm::GemmShape<64, 64, 64>;
    RUN_GEMM(T, N)
}

TEST(SM61_Device_Gemm_s8t_s8n_simt_op_dp4a, 256x256x16_128x64x4) {
    using ThreadBlockShape = cutlass::gemm::GemmShape<256, 256, 16>;
    using WarpShape = cutlass::gemm::GemmShape<128, 64, 16>;
    RUN_GEMM(T, N)
}

////////////////////////////////////////////////////////////////////////////////

TEST(SM61_Device_Gemm_s8n_s8n_simt_op_dp4a, 64x64x16_64x64x4) {
    using ThreadBlockShape = cutlass::gemm::GemmShape<64, 64, 16>;
    using WarpShape = cutlass::gemm::GemmShape<64, 64, 16>;
    RUN_GEMM(N, N)
}

TEST(SM61_Device_Gemm_s8n_s8n_simt_op_dp4a, 256x128x64_64x64x4) {
    using ThreadBlockShape = cutlass::gemm::GemmShape<256, 128, 64>;
    using WarpShape = cutlass::gemm::GemmShape<64, 64, 64>;
    RUN_GEMM(N, N)
}

TEST(SM61_Device_Gemm_s8n_s8n_simt_op_dp4a, 256x256x16_128x64x4) {
    using ThreadBlockShape = cutlass::gemm::GemmShape<256, 256, 16>;
    using WarpShape = cutlass::gemm::GemmShape<128, 64, 16>;
    RUN_GEMM(N, N)
}

////////////////////////////////////////////////////////////////////////////////

TEST(SM61_Device_Gemm_s8t_s8t_simt_op_dp4a, 64x64x16_64x64x4) {
    using ThreadBlockShape = cutlass::gemm::GemmShape<64, 64, 16>;
    using WarpShape = cutlass::gemm::GemmShape<64, 64, 16>;
    RUN_GEMM(T, T)
}

TEST(SM61_Device_Gemm_s8t_s8t_simt_op_dp4a, 256x128x64_64x64x4) {
    using ThreadBlockShape = cutlass::gemm::GemmShape<256, 128, 64>;
    using WarpShape = cutlass::gemm::GemmShape<64, 64, 64>;
    RUN_GEMM(T, T)
}

TEST(SM61_Device_Gemm_s8t_s8t_simt_op_dp4a, 256x256x16_128x64x4) {
    using ThreadBlockShape = cutlass::gemm::GemmShape<256, 256, 16>;
    using WarpShape = cutlass::gemm::GemmShape<128, 64, 16>;
    RUN_GEMM(T, T)
}
